Side by side comparison and review of Intel Core i7 3770 (3rd Gen) and Intel Xeon E5645. Compare overall performance, core and thread counts, cache memory, speed, power efficiency, dimensions, socket compatibility and other key specifications and features to simplify the choice of your perfect CPU. Our goal is to make it easier for you to decide on the processor that will best meet your expectations by revealing the main differences between the products.
| GENERAL | Intel Core i7 3770 (3rd Gen) | Intel Xeon E5645 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Core i7 3770 (3rd Gen) | Intel Xeon E5645 |
|---|
| Type | Intel Core i7 3770 (3rd Gen) | Intel Xeon E5645 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Max Supported Qty | - | 1 |
| Compatible Processor Socket | LGA1155 Socket | LGA1366 Socket |
| Core Voltage | - | 0.75 V - 1.35 V |
| Manufacturing Process | 22 nm | 32 nm |
| Thermal Design Power | 77 W | 80 W |
| Thermal Specification | 67.4 °C | 76.2 °C |
| PCI Express Revision | 3.0 | - |
| PCI Express Configurations | 1x16, 2x8, 1x8+2x4 | - |
| Architecture Features | Hyper-Threading Technology, integrated memory controller, Intel Virtualization Technology, Intel Trusted Execution Technology, Intel Turbo Boost Technology 2.0, Intel Advanced Vector Extensions (AVX), Intel AES New Instructions (AES-NI), Intel Virtualization Technology for Directed I/O (VT-d), Intel vPro Technology | Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | 6-core |
|---|---|---|
| Number of Threads | 8 threads | 12 threads |
| Clock Speed (Frequency) | 3.4 GHz | 2.4 GHz |
| Max Turbo Speed | 3.9 GHz | 2.67 GHz |
| Bus Speed | - | 1333 MHz |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 8 MB | 12 MB |
|---|---|---|
| Cache Memory Details | L3 - 8 MB | L2 - 6 x 256 KB L3 - 12 MB |
| Installed Size | 8 MB | 12 MB |
| Type | - | Advanced Smart Cache |
| INTEGRATED GRAPHICS (GPU) | Intel Core i7 3770 (3rd Gen) | Intel Xeon E5645 |
|---|
| Type | Intel HD Graphics 4000 | - |
|---|---|---|
| Base Frequency | 850 MHz | - |
| Max Dynamic Frequency | 1150 MHz | - |
| Features | Intel Clear Video HD Technology, InTRU 3D Technology, Intel Wireless Display (WiDi), Intel Insider, Intel Quick Sync Video 2.0 | - |
| EXPANSION & CONNECTIVITY | Intel Core i7 3770 (3rd Gen) | Intel Xeon E5645 |
|---|
| Compatible Slots | - | 1 x processor |
|---|
| MISCELLANEOUS | Intel Core i7 3770 (3rd Gen) | Intel Xeon E5645 |
|---|
| Included Accessories | - | Cooler (fansink) |
|---|---|---|
| Compliant Standards | Lead-Free, halogen-free | RoHS |
| Service & Support | Limited warranty - 3 years | 1-year warranty |
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